IRONWOOD PHARMACEUTICALS INC (IRWD) Stock Ownership and Short Interest
USA - NASDAQ:IRWD - US46333X1081 - Common Stock
3.14 USD
-0.23 (-6.82%)
3.08 USD
-0.06 (-1.91%)
| Shares Outstanding | 162.43M |
| Float | 157.70M |
| Float Short Interest Percentage | 2.98% |
| Owners (insider) | 2.81% |
| Owners (institutional) | 97.71% |
| Owners (insider) change | 14.21% |
| Owners (institutional) change | 0.68% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Sep 15, 2025 | DENNER ALEXANDER J | Grant | 11718 | 0.00 | $ 0.00 |
| Aug 11, 2025 | Gaskins Tammi L | Open Market Sale | 1316 | 0.84 | $ 1,105.44 |
| Aug 11, 2025 | Martini Gregory S. | Open Market Sale | 1265 | 0.84 | $ 1,062.60 |
| Aug 11, 2025 | Silver Ronald | Open Market Sale | 2846 | 0.84 | $ 2,390.64 |
| Aug 11, 2025 | John Minardo | Open Market Sale | 7754 | 0.84 | $ 6,513.36 |
| Jun 13, 2025 | DENNER ALEXANDER J | Grant | 24193 | 0.00 | $ 0.00 |
| Jun 13, 2025 | Sarissa Capital Management LP | Grant | 24193 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Shepard Jay | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Kessler Marla L | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Moukheibir Catherine | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Duane Jon R | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | McHugh Julie | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Currie Mark G | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Dreyfus Andrew | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | DENNER ALEXANDER J | Grant | 45000 | 0.00 | $ 0.00 |
| Jun 10, 2025 | Sarissa Capital Management LP | Grant | 45000 | 0.00 | $ 0.00 |
| May 20, 2025 | MCCOURT Thomas A | Grant | 540000 | 0.00 | $ 0.00 |
| May 16, 2025 | MCCOURT Thomas A | Open Market Sale | 13353 | 0.58 | $ 7,744.74 |
| May 16, 2025 | Gaskins Tammi L | Open Market Sale | 2563 | 0.58 | $ 1,486.54 |
| Apr 2, 2025 | DENNER ALEXANDER J | Grant | 10416 | 0.00 | $ 0.00 |
| Apr 2, 2025 | Sarissa Capital Management LP | Grant | 10416 | 0.00 | $ 0.00 |
| Feb 10, 2025 | Shetzline Michael | Grant | 133333 | 0.00 | $ 0.00 |
| Feb 10, 2025 | Shetzline Michael | Open Market Sale | 41269 | 1.76 | $ 72,633.44 |
| Feb 10, 2025 | John Minardo | Grant | 122222 | 0.00 | $ 0.00 |
| Feb 10, 2025 | John Minardo | Open Market Sale | 38938 | 1.76 | $ 68,530.88 |
| Feb 10, 2025 | Martini Gregory S. | Open Market Sale | 12052 | 1.76 | $ 21,211.52 |
| Feb 10, 2025 | MCCOURT Thomas A | Open Market Sale | 139064 | 1.76 | $ 244,752.64 |
| Feb 10, 2025 | Silver Ronald | Open Market Sale | 12048 | 1.76 | $ 21,204.48 |
| Jan 27, 2025 | Silver Ronald | Grant | 133333 | 0.00 | $ 0.00 |
| Jan 27, 2025 | Martini Gregory S. | Grant | 111111 | 0.00 | $ 0.00 |
| Jan 17, 2025 | John Minardo | Grant | 40187 | 0.00 | $ 0.00 |
| Jan 17, 2025 | MCCOURT Thomas A | Grant | 147354 | 0.00 | $ 0.00 |
| Jan 17, 2025 | Shetzline Michael | Grant | 48224 | 0.00 | $ 0.00 |
| Dec 16, 2024 | DENNER ALEXANDER J | Grant | 4249 | 0.00 | $ 0.00 |
| Dec 16, 2024 | Sarissa Capital Management LP | Grant | 4249 | 0.00 | $ 0.00 |
| Nov 18, 2024 | Emany Sravan Kumar | Open Market Sale | 11001 | 4.08 | $ 44,884.08 |
| Nov 18, 2024 | Davis Andrew | Open Market Sale | 5360 | 4.08 | $ 21,868.80 |